color space, hue, hue circle, Munsell, HSV, HSL
Munsell Hue Circle – The Shape of Choice for Color Comparison
Representations Causes of Color
Hue, Tint, Tone and Shade. What's the difference? Color Wheel
Conceptual hue circle diagram of the Munsell system with the
Color Theory for Beginners: Itten's Color Wheel
netbeans - How to make Circle with Four Color in Java - Stack Overflow
android - Draw HSV circle at runtime - Stack Overflow
The Color Strategist Color Wheel – CAMP CHROMA
A hue circle that is also a chromatic diagram (since opposing hues are